Question

Suppose 10 and 6 are common factors of two numbers. What other

factors must the numbers have in common? Explain.

Answer 1

Answer: 2

Explanation:

since the factors or 10 are 5 and 2

and the factors of 6 are 3 and 2

then 2 must also be a common factor of the other numbers

Answer 2

Answer: 2

Explanation:

We can list out their factors

10:1,2,5,10

6:1,2,3,6

Both have the same factors of 2.